//
//  UI_inout_DemoVC.swift
//  APSwift
//
//  Created by jianbo.pei on 2023/10/9.
//

import UIKit

struct Square {
    var sideLength: Int
    var perimeter: Int {
        set {
            sideLength = newValue / 4
        }
        get {
            sideLength * 4
        }
    }
}

class UI_inout_DemoVC: UIViewController {

    override func viewDidLoad() {
        super.viewDidLoad()

        // Do any additional setup after loading the view.
    }

}
